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ECMAScript spec abstract operations.
github.com/ljharb/es-abstract
ljharb/es-abstract
es-abstract
/
helpers
/
isCodePoint.js
6 lines
(4 loc)
•
142 B
JavaScript
View Raw
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'use strict'
;
module
.
exports
=
function
isCodePoint
(
cp
) {
return
typeof
cp ===
'number'
&& cp >=
0
&& cp <=
0x10FFFF
&& (cp |
0
) === cp; };